Please remove excess space, limit one space between others, and no space before punctuation marks.
Additional test cases were provided.
How many trades represent all the profit?
Add two numbers
What number has this problem?
Swap two numbers
Basic electricity in a dry situation
Size of this cup?
Tell me the slope
Multiply a column by a row
Choose a web site to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
You can also select a web site from the following list:
Select the China site (in Chinese or English) for best site performance. Other MathWorks country sites are not optimized for visits from your location.
Contact your local office